Field Guide to the Hummingbirds: A fully-illustrated guide to all of the world's hummingbirds

McMullan, Miles

Raptor Watch: A Global Directory of Raptor Migration Sites

Zalles, Jorje I.; Bildstein, Keith L.

Estrildid Finches of the World

GOODWIN, Derek

Pheasants, Partridges, and Grouse: A Guide to the Pheasants, Partridges, Quails, Grouse, Guineafowl,

Madge, Steve; Kirwan, Guy M.; Mcgowan, Philip J.K.

Pheasants, Partridges, and Grouse: A Guide to the Pheasants, Partridges, Quails, Grouse, Guineafowl,

Madge, Steve; Kirwan, Guy M.; Mcgowan, Philip J.K.

Shrikes: A Guide to the Shrikes of the World

Lefranc, Norbert; Worfolk, Tim

Thrushes

Clement, Peter

Illustrations by McCallum, James

Eagles, Hawks and Falcons of the World. Two volumes.

BROWN, Leslie and Dean AMADON.

Oceanic Birds of the World: A Photo Guide

Howell, Steve N. G. and Kirk Zufelt

The Handbook of Bird Families

Elphick, Jonathan

Waterfowl: An Identification Guide to the Ducks, Geese and Swans of the World

Madge, Steve and Hilary Burn

Woodpeckers: An Identification Guide to the Woodpeckers of the World

Winkler, Hans, with David A. Christie and David Nurney